org.jclouds.googlecomputeengine.handlers.InstanceBinder Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jclouds.googlecomputeengine.handlers;

import static com.google.common.base.Preconditions.checkNotNull;

import java.net.URI;
import java.util.Map;

import javax.inject.Inject;
import javax.inject.Named;

import org.jclouds.googlecomputeengine.domain.InstanceTemplate;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.MapBinder;
import org.jclouds.rest.binders.BindToJsonPayload;

import com.google.common.base.Function;

/**
 * @author David Alves
 */
public class InstanceBinder implements MapBinder {

   @Inject
   private BindToJsonPayload jsonBinder;

   @Inject
   @Named("machineTypeToURI")
   Function machineTypesToURI;

   /**
    * {@inheritDoc}
    */
   @Override
   public  R bindToRequest(R request, Map postParams) {
      InstanceTemplate template = (InstanceTemplate) checkNotNull(postParams.get("template"), "template");
      template.name(checkNotNull(postParams.get("name"), "name").toString());

      if (template.getMachineTypeName() != null) {
         template.machineType(machineTypesToURI.apply(template.getMachineTypeName()));
      }
      template.machineType((String) null);
      return bindToRequest(request, template);
   }

   /**
    * {@inheritDoc}
    */
   @Override
   public  R bindToRequest(R request, Object input) {
      return jsonBinder.bindToRequest(request, input);
   }
}